Chainsaw housing



FIG. 1 is a front perspective view of a chainsaw housing, showing our new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a front elevational view thereof; and,

FIG. 7 is a back elevational view thereof.

The broken line showing of a chain saw blade is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a chainsaw housing, as shown and described. 